|Full name||Gregory Jagenburg|
|National team||United States|
|Born||c. 1957 (age 58–59)|
|College team||California State–Long Beach
University of Arizona
Gregory "Greg" Jagenburg (born c. 1957) is an American former competition swimmer and a two-time world champion. At the 1975 World Aquatics Championships in Cali, Colombia, he won gold medals in the 100-meter butterfly and the 4×100-meter medley relay, as well achieving a fourth place in the 200-meter butterfly.
- "Greg Jagenburg". the-sports.org. Retrieved January 4, 2013.
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